Finding the Fourth Proportional to 604,389,968.90, 906,584,953.35 and 195,487,453.70
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Solution
The fourth proportional to 604,389,968.90, 906,584,953.35 and 195,487,453.70 is: 293,231,180.55
Step by Step Solution
- Step 1: Write the proportion equation
604,389,968.90 : 906,584,953.35 = 195,487,453.70 : x - Step 2: Convert to fraction form
604,389,968.90/906,584,953.35 = 195,487,453.70/x - Step 3: Cross multiply
604,389,968.90x = 906,584,953.35 × 195,487,453.70 - Step 4: Simplify right side
604,389,968.90x = 177,225,984,093,124,768 - Step 5: Solve for x
x = 177,225,984,093,124,768/604,389,968.90 - Step 6: Final answer
x = 293,231,180.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.